Home / 95,109,328.72-131,291,051.88-64,211,349.52

Finding the Fourth Proportional to 95,109,328.72, 131,291,051.88 and 64,211,349.52

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Solution

The fourth proportional to 95,109,328.72, 131,291,051.88 and 64,211,349.52 is: 88,638,787.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,109,328.72 : 131,291,051.88 = 64,211,349.52 : x
  2. Step 2: Convert to fraction form
    95,109,328.72/131,291,051.88 = 64,211,349.52/x
  3. Step 3: Cross multiply
    95,109,328.72x = 131,291,051.88 × 64,211,349.52
  4. Step 4: Simplify right side
    95,109,328.72x = 8,430,375,621,115,133
  5. Step 5: Solve for x
    x = 8,430,375,621,115,133/95,109,328.72
  6. Step 6: Final answer
    x = 88,638,787.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.